Hardware Spec Index

Brontix FN-4731 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4731-PRO · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index948 (Case Fans scale)
Category rank#27,065
Street price$29
Power3 W
Performance per dollar32.69
Released2022

Specifications

BrandBrontix
ModelBrontix FN-4731 Pro
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4731 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/7488378 (accessed 2026-10-20).